Jonas Karlman 3b4e6e9462 video: rockchip: dw_mipi_dsi: Use generic_phy_valid() helper
The documentation for struct phy state that "The content of the
structure is managed solely by the PHY API and PHY drivers".

Change to use the generic_phy_valid() helper to check if phy is valid.

Fixes: b7d8d40346f2 ("video: rockchip: dw_mipi_dsi: Fix external phy existence check")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-09-13 15:52:21 -04:00
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